/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/isless.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.1-dev-36cd7be
[2021-02-23 22:33:13,029 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-02-23 22:33:13,033 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-02-23 22:33:13,075 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-02-23 22:33:13,075 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-02-23 22:33:13,077 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-02-23 22:33:13,078 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-02-23 22:33:13,081 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-02-23 22:33:13,094 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-02-23 22:33:13,096 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-02-23 22:33:13,100 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-02-23 22:33:13,101 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-02-23 22:33:13,102 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-02-23 22:33:13,103 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-02-23 22:33:13,104 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-02-23 22:33:13,105 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-02-23 22:33:13,106 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-02-23 22:33:13,107 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-02-23 22:33:13,109 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-02-23 22:33:13,111 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-02-23 22:33:13,113 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-02-23 22:33:13,114 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-02-23 22:33:13,116 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-02-23 22:33:13,117 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-02-23 22:33:13,120 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-02-23 22:33:13,120 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-02-23 22:33:13,121 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-02-23 22:33:13,122 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-02-23 22:33:13,122 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-02-23 22:33:13,124 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-02-23 22:33:13,124 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-02-23 22:33:13,125 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-02-23 22:33:13,126 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-02-23 22:33:13,127 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-02-23 22:33:13,128 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-02-23 22:33:13,129 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-02-23 22:33:13,129 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-02-23 22:33:13,130 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-02-23 22:33:13,130 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-02-23 22:33:13,131 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-02-23 22:33:13,132 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-02-23 22:33:13,133 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf
[2021-02-23 22:33:13,147 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-02-23 22:33:13,147 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-02-23 22:33:13,151 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-02-23 22:33:13,152 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-02-23 22:33:13,152 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-02-23 22:33:13,152 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-02-23 22:33:13,153 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-02-23 22:33:13,153 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-02-23 22:33:13,153 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-02-23 22:33:13,153 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-02-23 22:33:13,154 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-02-23 22:33:13,154 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-02-23 22:33:13,154 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-02-23 22:33:13,154 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-02-23 22:33:13,155 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-02-23 22:33:13,155 INFO  L138        SettingsManager]:  * Size of a code block=SingleStatement
[2021-02-23 22:33:13,155 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-02-23 22:33:13,155 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-02-23 22:33:13,156 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-02-23 22:33:13,156 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-02-23 22:33:13,156 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2021-02-23 22:33:13,156 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-02-23 22:33:13,157 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true
[2021-02-23 22:33:13,514 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-02-23 22:33:13,543 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-02-23 22:33:13,546 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-02-23 22:33:13,547 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-02-23 22:33:13,548 INFO  L275        PluginConnector]: CDTParser initialized
[2021-02-23 22:33:13,549 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/isless.i
[2021-02-23 22:33:13,628 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c0551c85/6e273ea9a5e84fa0981a03f4e07ca658/FLAG24484fc6c
[2021-02-23 22:33:14,311 INFO  L306              CDTParser]: Found 1 translation units.
[2021-02-23 22:33:14,315 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/isless.i
[2021-02-23 22:33:14,335 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c0551c85/6e273ea9a5e84fa0981a03f4e07ca658/FLAG24484fc6c
[2021-02-23 22:33:14,565 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c0551c85/6e273ea9a5e84fa0981a03f4e07ca658
[2021-02-23 22:33:14,576 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-02-23 22:33:14,592 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2021-02-23 22:33:14,595 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-02-23 22:33:14,596 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-02-23 22:33:14,600 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-02-23 22:33:14,601 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 10:33:14" (1/1) ...
[2021-02-23 22:33:14,604 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565695bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:33:14, skipping insertion in model container
[2021-02-23 22:33:14,604 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 10:33:14" (1/1) ...
[2021-02-23 22:33:14,613 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-02-23 22:33:14,676 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-02-23 22:33:15,359 WARN  L226   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/isless.i[36281,36294]
[2021-02-23 22:33:15,370 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1702)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$44(StandardFunctionHandler.java:361)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleFloatBuiltinBinaryComparison(StandardFunctionHandler.java:1769)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$49(StandardFunctionHandler.java:368)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1409)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-02-23 22:33:15,376 INFO  L168              Benchmark]: Toolchain (without parser) took 796.06 ms. Allocated memory is still 174.1 MB. Free memory was 148.5 MB in the beginning and 135.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB.
[2021-02-23 22:33:15,377 INFO  L168              Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 174.1 MB. Free memory is still 146.2 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-02-23 22:33:15,378 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 777.92 ms. Allocated memory is still 174.1 MB. Free memory was 147.4 MB in the beginning and 135.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
[2021-02-23 22:33:15,380 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.96 ms. Allocated memory is still 174.1 MB. Free memory is still 146.2 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 777.92 ms. Allocated memory is still 174.1 MB. Free memory was 147.4 MB in the beginning and 135.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
    de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...